The answer format is as follows: 
    z           u b  
_ _ _ _ _ _   _ _ _ _
This means the answer consists of 2 words. The 1st word has 6 letters. The 2nd word has 4 letters. The 1st word's 3rd letter is z. The 2nd word's 2nd letter is u. The 2nd word's 3rd letter is b. 